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Machine translation
1. (WO2007006058) PROCESS FOR THE MANUFACTURE OF SODIUM SULPHIDE COMPOUNDS
Latest bibliographic data on file with the International Bureau   

Pub. No.:    WO/2007/006058    International Application No.:    PCT/ZA2006/000086
Publication Date: 11.01.2007 International Filing Date: 06.07.2006
IPC:
C01B 17/22 (2006.01), C01B 17/24 (2006.01), C01B 17/32 (2006.01), C02F 1/70 (2006.01), C02F 9/00 (2006.01)
Applicants: BHP BILLITON SA LIMITED [ZA/ZA]; 200 Hans Strijdom Drive, 2125 Randburg (ZA) (For All Designated States Except US).
RORKE, Gary V. [ZA/ZA]; (ZA) (For US Only).
MUHLBAUER, Ritva M. [ZA/ZA]; (ZA) (For US Only).
MULLER, Elmar L. [ZA/ZA]; (ZA) (For US Only)
Inventors: RORKE, Gary V.; (ZA).
MUHLBAUER, Ritva M.; (ZA).
MULLER, Elmar L.; (ZA)
Agent: McCALLUM, RADEMEYER & FREIMOND; PO Box 1130, Maclyn House, 7 June Avenue, 2125 Bordeaux (ZA)
Priority Data:
2005/05462 06.07.2005 ZA
Title (EN) PROCESS FOR THE MANUFACTURE OF SODIUM SULPHIDE COMPOUNDS
(FR) PROCEDE DE FABRICATION DE COMPOSES DE SULFURE DE SODIUM
Abstract: front page image
(EN)Sulphate contaminated water is subjected to sulphate reduction and then to ion separation to produce a dischargeable water product and a NaSH product of commercial value.
(FR)Selon l'invention, de l'eau contaminée par des sulfates est soumise à une sulfatoréduction, puis à une séparation ionique afin de produire un produit aqueux pouvant être évacué et un produit à base de NaSH présentant une valeur marchande.
Designated States: AE, AG, AL, AM, AT, AU, AZ, BA, BB, BG, BR, BW, BY, BZ, CA, CH, CN, CO, CR, CU, CZ, DE, DK, DM, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, HN, HR, HU, ID, IL, IN, IS, JP, KE, KG, KM, KN, KP, KR, KZ, LA, LC, LK, LR, LS, LT, LU, LV, LY, MA, MD, MG, MK, MN, MW, MX, MZ, NA, NG, NI, NO, NZ, OM, PG, PH, PL, PT, RO, RS, RU, SC, SD, SE, SG, SK, SL, SM, SY, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW.
African Regional Intellectual Property Organization (BW, GH, GM, KE, LS, MW, MZ, NA, SD, SL, SZ, TZ, UG, ZM, ZW)
Eurasian Patent Organization (AM, AZ, BY, KG, KZ, MD, RU, TJ, TM)
European Patent Office (AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HU, IE, IS, IT, LT, LU, LV, MC, NL, PL, PT, RO, SE, SI, SK, TR)
African Intellectual Property Organization (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, ML, MR, NE, SN, TD, TG).
Publication Language: English (EN)
Filing Language: English (EN)